Improvement in car-replacers for railroads



R. H RPER.

- Railroad Car 'Repiacen Patented Deal. 1863.

y in Figs. i. und 3.

'lwe or more of these nnwliines on imple .and vuseful invention ormachine having re'f AUNITE koennte HARPER-,0F CHELSEA, MASSACHUSETTS.

iMPRovMi-:NT-i-N cAR-REPLACERS Foa ammo/ins.-

l Specification vforming part of Letters Patent No. 40,92. datedDecember 15,17863. l

To all whom it may concern.-

Be it known that-1, ROBERT HARPER, a resident of Chelsea, in the countyof Suffolk and State of Massachusetts, have made anew erence torestoring a railway-carringei-,to its track; and I do hereby decla-rethe saine to be fully described in the following spec-ncation, undrepresented in the accompanying drawings, ci' which* Fignrel is n top`'ieW, Figs. 2, and 3 are side elevations, and Figs. 4 and 5 endelevatoions, ot' it. Pig. (i represents the-mode of applying it to theruil o1' n. railway or track.

ln the seid d i'nwings. A denotes a. triangular pla-te provided with twoflanges, a. b, an ranged :dong its two longer sides. Oxe'of theseflanges-Aix., a-projects below the bottom', while the'otlier, b, extendsabove the L top surface of the plate, and both of them 'extend beyondthe plate, as shown at alA and b in the. drawings. The. upper surfaceot' the plaie is curved longitudinally., soas to reduce the. plate atits ends to a very tritling thicknnss; and fnrthermore,each of thepartsa lv' is curved or tepel-eden its upper surface or.`

reduced to n wedge shape, in vmanner as shown from the plate A,laid-directly against the inner edge o'f the rail, in which case the topsurface of the part b will descend toward'th'e top surface ot'tli'e'rnil, While the inclination of the' surface otjthe parta willdescend from and below the said top surface ofthe Inil. \Vhenv thecarriage is pressed iorwznd, the Bange of its' wheel will run up and .onthe 'upper surface ofthe part t1,- the trend ot' the wheel Tunning onthe toil' surface of 1lielzinge b. The said ilnnge b will guidethe\vlieelto\vnrd .the tinck-rail, the part blcnsing the trend of lthewhe-el to dgscendnpon Clie rail.

Whnt, I c lniin :is nijinvention is-l The cal-restorer or. combinationol' :fthe arched plate A, the ldescemling plane or'- pei-t', b', and thetwo flanges al b, pmiecting from opposite sides of thegsnidiplnte cA,substantially as specihed. l

'ROBERT H Al-PER.

\Vit.ness-s: Y 1

R. H. EDDY.' l?. F. HALis, Jr.

